Head lice are insects have six legs grayish completed by hooks. The louse is a bloodsucking insect, that he nourishes blood. The head louse feeds exclusively on human blood. Lice become red when they are taken their meal.

The louse is between 2 mm and 4 mm in adulthood. The head louse lives, as its not shown on the scalp of humans. His favorite residence is the neck and around the ears, the two locations of the cooler head. Mr. lice likes cool temperatures between 28 ° C and 32 ° C. A louse can live between 6-8 weeks.

After the legs of lice is a hook that allows it to cling to hair and resist brushing, the head movements and other shocks that could bring it down. But he happens to fall, but also to move from one head to another. That…

Source by Jose Felipe Abrigo